Sesi Lab 2: Socket Progamming

Membuat Socket Client Server

a)      Client

/* Client

 /*

 * To change this template, choose Tools | Templates

 * and open the template in the editor.

 */

package coba;

import java.io.IOException;

import java.io.ObjectInputStream;

import java.io.ObjectOutputStream;

import java.net.InetAddress;

import java.net.Socket;

import java.net.UnknownHostException;

import java.util.Scanner;

import java.util.logging.Level;

import java.util.logging.Logger;

/**

 *

 * @author SONY

 */

public class Client {

    /**

     * @param args the command line arguments1111

     */

    public static void main(String[] args) throws IOException, IOException, ClassNotFoundException {

        System.out.println("1. Lanjut\n2. Mutung dech \n");

        while(true)

        {

            try {

                // TODO code application logic here

            InetAddress host = InetAddress.getLocalHost();

            Socket socket = new Socket(host.getHostName(), 1234);

                ObjectOutputStream ngirim = new ObjectOutputStream(socket.getOutputStream());

                Scanner sc = new Scanner(System.in);

                String sesuatu =  sc.next();

                ngirim.writeObject(sesuatu);

                ObjectInputStream nerima = new ObjectInputStream(socket.getInputStream());

                String message = (String)nerima.readObject();

                System.out.println(message);

                nerima.close();

                ngirim.close();

                socket.close();

                if(message.equals("Memutuskan hubungan kita :3"))

                {

                    break;

                }

            }

             catch (ClassNotFoundException ex) {

                Logger.getLogger(Client.class.getName()).log(Level.SEVERE, null, ex);

            } catch (UnknownHostException ex) {

                Logger.getLogger(Client.class.getName()).log(Level.SEVERE, null, ex);

            }

        }

    }

}

b)     Server

/*

 * To change this template, choose Tools | Templates

 * and open the template in the editor.

 */

package coba;

import java.io.IOException;

import java.io.ObjectInputStream;

import java.io.ObjectOutputStream;

import java.net.ServerSocket;

import java.net.Socket;

import java.util.logging.Level;

import java.util.logging.Logger;

/**

 *

 * @author SONY

 */

public class Server {

    /**

     * @param args the command line arguments

     */

   

   

    public static void main(String[] args) throws IOException {

      

       

        int port=1234;

        ServerSocket server = new ServerSocket(port);

       

       

        while(true){

            try {

                System.out.println("Tunggu pesan .....");

                Socket socket = server.accept();

               

                //System.out.println("Mulai :\n1. Lanjut\n2. Mutung dech \n");

                //System.out.println("1. Lanjut");

                //System.out.println("2. Mutung");    

               

                ObjectInputStream ois = new ObjectInputStream(socket.getInputStream());

                String sesuatu = (String) ois.readObject();

               

               

                ObjectOutputStream oos = new ObjectOutputStream(socket.getOutputStream());

               

               

                if(sesuatu.equals("1"))

                {

                   oos.writeObject("Halo lagi apa nich\nMulai :\n1. Lanjut\n2. Mutung dech \n");

                   System.out.println("si Clien mengirimkan : ");

                   System.out.println(sesuatu);

                }

                else

                {

                    System.out.println(sesuatu);

                    System.out.println("si Clien mengirimkan : ");

                    oos.writeObject("Memutuskan hubungan kita :3 ");

                  

                    //break;

                }

               

//                ois.close();

//                oos.close();

//                socket.close();

               

                //System.out.println("Tunggu pesan dari client... ");

            } catch (ClassNotFoundException ex) {

                Logger.getLogger(Server.class.getName()).log(Level.SEVERE, null, ex);

            } catch (IOException ex) {

                Logger.getLogger(Server.class.getName()).log(Level.SEVERE, null, ex);

            }

        }